Home / 11,371.68-17,032.88-5,516

Finding the Fourth Proportional to 11,371.68, 17,032.88 and 5,516

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Solution

The fourth proportional to 11,371.68, 17,032.88 and 5,516 is: 8,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.68 : 17,032.88 = 5,516 : x
  2. Step 2: Convert to fraction form
    11,371.68/17,032.88 = 5,516/x
  3. Step 3: Cross multiply
    11,371.68x = 17,032.88 × 5,516
  4. Step 4: Simplify right side
    11,371.68x = 93,953,366.08
  5. Step 5: Solve for x
    x = 93,953,366.08/11,371.68
  6. Step 6: Final answer
    x = 8,262.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.